package com.hxk.behaviorMode.Interpreter;

import java.util.Map;

public class SubExpression extends SymbolExpression {

	public SubExpression(Expression left, Expression right) {
		super(left, right);
	}

	@Override
	public int interpreter(Map<String, Integer> var) {
		return super.left.interpreter(var)-super.left.interpreter(var);
	}

}
